August weather forecast
Dunean, SC

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Weather in August

The last month of the summer, August, is another hot month in Dunean, South Carolina, with an average temperature fluctuating between 88.5°F (31.4°C) and 67.3°F (19.6°C).

Temperature

Dunean's transition from July to August introduces an average high-temperature of a still hot 88.5°F (31.4°C), marking an insignificant variation from the 90.1°F (32.3°C). An average low-temperature of 67.3°F (19.6°C) marks the month of August in Dunean.

Heat index

August's heat index is appraised at a torrid 102.2°F (39°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in August in Dunean, South Carolina, is 71%.

Rainfall

In Dunean, during August, the rain falls for 17.3 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Dunean, during the entire year, the rain falls for 163.5 days and collects up to 35.47" (901mm) of precipitation.

Snowfall

In Dunean, South Carolina, snow does not fall in April through October.

Daylight

In Dunean, the average length of the day in August is 13h and 25min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:31 pm. On the last day of August, sunrise is at 7:02 am and sunset at 7:57 pm EDT.

Sunshine

In Dunean, South Carolina, the average sunshine in August is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Dunean during August?

August temperatures vary between a high-temperature of 88.5°F (31.4°C) and a low-temperature of 67.3°F (19.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 102.2°F (39°C).

What is the average humidity in August in Dunean?

The average relative humidity in August in Dunean is 71%.

How much does it rain in Dunean in August?

In Dunean, South Carolina, during August, the rain falls for 17.3 days and regularly aggregates up to 3.27" (83mm) of precipitation.

When it does not snow in Dunean?

April through October are months without snowfall in Dunean, South Carolina.

What is the average length of the day in August in Dunean?

In August, the average day length in Dunean is 13h and 25min.

When are sunrise and sunset in August in Dunean?

In August, on the first day of the month, sunrise is at 6:40 am and sunset at 8:31 pm. On the last day of the month, in Dunean, South Carolina, sunrise is at 7:02 am and sunset at 7:57 pm EDT.

How long on average sun shines in August in Dunean?

The average sunshine duration in August in Dunean, South Carolina, is 10.4h.

What are the months with the highest UV index in Dunean?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Dunean.

How high is the UV index in August in Dunean?

The average daily maximum UV index in August in Dunean, South Carolina, is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Dunean, SC

Average temperature in August - Dunean, SC
  • Average high temperature in August: 88.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).

Average pressure in August
Dunean, SC

Average pressure in August - Dunean, SC
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in August
Dunean, SC

Average wind speed in August - Dunean, SC
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in August
Dunean, SC

Average humidity in August - Dunean, SC
  • Average humidity in August: 71%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

Average rainfall in August
Dunean, SC

Average rainfall in August - Dunean, SC
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in August
Dunean, SC

Average rainfall days in August - Dunean, SC
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is October (9.4 days).

Average snowfall in August
Dunean, SC

Average snowfall in August - Dunean, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is December (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Dunean, SC

Average snowfall days in August - Dunean, SC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Dunean, SC

Average daylight in August / Average sunshine in August - Dunean, SC
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in August
Dunean, SC

Average sunshine days in August - Dunean, SC
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (10.2 days).

Average UV index in August
Dunean, SC

Average UV index in August - Dunean, SC
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in August
Dunean, SC

Average cloud cover in August - Dunean, SC
  • Average cloud cover in August: 30

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility in August
Dunean, SC

Average visibility in August - Dunean, SC
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Dunean, South Carolina, USA

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